(;GM[1]FF[4]SZ[19]
GN[Black to kill]
PC[http://senseis.xmp.net/?BeginnerExercise165/Attempts]AP[GoWiki:2009]
DT[2014-02-24]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise165/Attempts

Black to kill]
PL[B]

AB[cn][eo][cp][ep][gp][bq][eq][hq][jq][br]
AW[cq][dq][cr][er][fr][gr][bs]
LB[aq:d][dr:a][as:c][cs:b]

;B[ds]C[B1]MN[1]
;W[es]C[W2]MN[2]
;B[dp]C[B3]MN[3]

;LB[aq:d][dr:a][as:c][cs:b]
)
